18491912

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{43613}}^1$

素因数の和:43672

約数の個数: 16

約数和(自身を含む): 35327340

約数和(自身を除く): 16835428

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 43613, 87226, 174452, 348904, 2311489, 4622978, 9245956, 18491912]

約数ペア:

[(1, 18491912), (2, 9245956), (4, 4622978), (8, 2311489), (53, 348904), (106, 174452), (212, 87226), (424, 43613)]